1 Surgery, Zuyderland Medical Center, Heerlen, The Netherlands; Department of Surgery, NUTRIM, Institute for Nutrition and Translational Research in Metabolism, Maastricht University Medical Center, Maastricht, The Netherlands.
2 Surgery, Zuyderland Medical Center, Heerlen, The Netherlands.
3 Department of Surgery, NUTRIM, Institute for Nutrition and Translational Research in Metabolism, Maastricht University Medical Center, Maastricht, The Netherlands.
4 Surgery, Zuyderland Medical Center, Heerlen, The Netherlands; Dutch Obesity Clinic, Heerlen, The Netherlands.